SQL Injection in Chatwoot

CVE-2025-21628

Chatwoot is a customer engagement suite. Prior to 3.16.0, conversation and contact filters endpoints did not sanitize the input of query_operator passed from the frontend or the API. This provided any actor who is authenticated, an attack vector to run arbitrary SQL within the filter query by adding a tautological WHERE clause. This issue is patched with v3.16.0.

Vulnerability class: SQL Injection

EPSS: 0.007 (47.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L.

Affected products

  • Chatwoot — versions >= 2.16.1, < 3.16.0

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-21628?
CVE-2025-21628 is a critical-severity vulnerability in Chatwoot, classified under SQL Injection. CVSS score: 9.1/10. Published 2025-01-09.
How severe is CVE-2025-21628?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2025-21628 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.